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<li class="navelem"><a class="el" href="../../dir_68267d1309a1af8e8297ef4c3efbcdba.html">src</a></li>  </ul>
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  <div class="headertitle"><div class="title">debug.cpp</div></div>
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<a href="../../d1/d00/debug_8cpp.html">浏览该文件的文档.</a><div class="fragment"><div class="line"><a id="l00001" name="l00001"></a><span class="lineno">    1</span> </div>
<div class="line"><a id="l00002" name="l00002"></a><span class="lineno">    2</span><span class="preprocessor">#include &lt;iostream&gt;</span></div>
<div class="line"><a id="l00003" name="l00003"></a><span class="lineno">    3</span><span class="preprocessor">#include &lt;cxxabi.h&gt;</span></div>
<div class="line"><a id="l00004" name="l00004"></a><span class="lineno">    4</span> </div>
<div class="line"><a id="l00005" name="l00005"></a><span class="lineno">    5</span><span class="preprocessor">#include &quot;<a class="code" href="../../d0/d0e/misc_8hpp.html">misc.hpp</a>&quot;</span></div>
<div class="line"><a id="l00006" name="l00006"></a><span class="lineno">    6</span><span class="preprocessor">#include &quot;<a class="code" href="../../da/d7b/debug_8hpp.html">debug.hpp</a>&quot;</span></div>
<div class="line"><a id="l00007" name="l00007"></a><span class="lineno">    7</span><span class="keyword">using namespace </span><a class="code hl_namespace" href="../../df/d8d/namespacewheels.html">wheels</a>;</div>
<div class="line"><a id="l00008" name="l00008"></a><span class="lineno">    8</span> </div>
<div class="line"><a id="l00009" name="l00009"></a><span class="lineno"><a class="line" href="../../d1/d00/debug_8cpp.html#aa44237f3099b8ffc7614600ebd488a60">    9</a></span><span class="preprocessor">#define CALLSTACK_DEEP (128)</span></div>
<div class="line"><a id="l00010" name="l00010"></a><span class="lineno">   10</span> </div>
<div class="line"><a id="l00011" name="l00011"></a><span class="lineno">   11</span><span class="preprocessor">#if defined( __LINUX__ )</span></div>
<div class="line"><a id="l00012" name="l00012"></a><span class="lineno">   12</span><span class="preprocessor">#include &lt;dlfcn.h&gt;</span></div>
<div class="line"><a id="l00013" name="l00013"></a><span class="lineno">   13</span><span class="preprocessor">#include &lt;execinfo.h&gt;</span></div>
<div class="line"><a id="l00014" name="l00014"></a><span class="lineno">   14</span><span class="keywordtype">void</span> debug :: printCallstack() </div>
<div class="line"><a id="l00015" name="l00015"></a><span class="lineno">   15</span>{</div>
<div class="line"><a id="l00016" name="l00016"></a><span class="lineno">   16</span><span class="preprocessor">#if defined( __DEBUG__ )</span></div>
<div class="line"><a id="l00017" name="l00017"></a><span class="lineno">   17</span>    <span class="keywordtype">void</span>* callstack[<a class="code hl_define" href="../../d1/d00/debug_8cpp.html#aa44237f3099b8ffc7614600ebd488a60">CALLSTACK_DEEP</a>];</div>
<div class="line"><a id="l00018" name="l00018"></a><span class="lineno">   18</span>    <span class="keyword">const</span> <span class="keywordtype">int</span> max_depth = <span class="keyword">sizeof</span>(callstack) / <span class="keyword">sizeof</span>(callstack[0]);</div>
<div class="line"><a id="l00019" name="l00019"></a><span class="lineno">   19</span>    <span class="keywordtype">char</span>** symbols;</div>
<div class="line"><a id="l00020" name="l00020"></a><span class="lineno">   20</span> </div>
<div class="line"><a id="l00021" name="l00021"></a><span class="lineno">   21</span>    <span class="keywordtype">int</span> stack_depth = <a class="code hl_class" href="../../d5/d99/classwheels_1_1backtrace.html">backtrace</a>(callstack, max_depth);</div>
<div class="line"><a id="l00022" name="l00022"></a><span class="lineno">   22</span>    symbols = backtrace_symbols(callstack, stack_depth);</div>
<div class="line"><a id="l00023" name="l00023"></a><span class="lineno">   23</span>    </div>
<div class="line"><a id="l00024" name="l00024"></a><span class="lineno">   24</span>    printf(<span class="stringliteral">&quot;%s\n-----------------------------------------------Callstack &gt;&gt;%s\n&quot;</span> , <a class="code hl_define" href="../../d0/d0e/misc_8hpp.html#afa7a41e86b5a1e570713a9b9bae068f0">TRED</a> , <a class="code hl_define" href="../../d0/d0e/misc_8hpp.html#ac0d4a58b35d49450ad09b7d84319a624">TNORMAL</a> );</div>
<div class="line"><a id="l00025" name="l00025"></a><span class="lineno">   25</span>    <span class="keywordtype">int</span> status = 0;</div>
<div class="line"><a id="l00026" name="l00026"></a><span class="lineno">   26</span>    <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 1; i &lt; stack_depth; ++i) {</div>
<div class="line"><a id="l00027" name="l00027"></a><span class="lineno">   27</span>        </div>
<div class="line"><a id="l00028" name="l00028"></a><span class="lineno">   28</span>        Dl_info dlinfo;  </div>
<div class="line"><a id="l00029" name="l00029"></a><span class="lineno">   29</span>        </div>
<div class="line"><a id="l00030" name="l00030"></a><span class="lineno">   30</span>        <span class="keywordflow">if</span> (dladdr(callstack[i], &amp;dlinfo) &amp;&amp; dlinfo.dli_sname) {  </div>
<div class="line"><a id="l00031" name="l00031"></a><span class="lineno">   31</span>            <span class="keyword">const</span> <span class="keywordtype">char</span> * name = abi::__cxa_demangle(dlinfo.dli_sname, NULL, NULL, &amp;status); </div>
<div class="line"><a id="l00032" name="l00032"></a><span class="lineno">   32</span>            <span class="keywordflow">if</span>( status != 0 ){</div>
<div class="line"><a id="l00033" name="l00033"></a><span class="lineno">   33</span>                name = dlinfo.dli_sname;</div>
<div class="line"><a id="l00034" name="l00034"></a><span class="lineno">   34</span>            }</div>
<div class="line"><a id="l00035" name="l00035"></a><span class="lineno">   35</span>            printf(<span class="stringliteral">&quot;%s----&gt; [ %012p -- %012p ] %s %s\n&quot;</span>, <a class="code hl_define" href="../../d0/d0e/misc_8hpp.html#afa7a41e86b5a1e570713a9b9bae068f0">TRED</a>, dlinfo.dli_fbase , dlinfo.dli_saddr ,name, <a class="code hl_define" href="../../d0/d0e/misc_8hpp.html#ac0d4a58b35d49450ad09b7d84319a624">TNORMAL</a>);  </div>
<div class="line"><a id="l00036" name="l00036"></a><span class="lineno">   36</span>            <span class="keywordflow">if</span>( status == 0 ){</div>
<div class="line"><a id="l00037" name="l00037"></a><span class="lineno">   37</span>                free( ( <span class="keywordtype">char</span> *)name );</div>
<div class="line"><a id="l00038" name="l00038"></a><span class="lineno">   38</span>            }</div>
<div class="line"><a id="l00039" name="l00039"></a><span class="lineno">   39</span>        } <span class="keywordflow">else</span> {  </div>
<div class="line"><a id="l00040" name="l00040"></a><span class="lineno">   40</span>            printf( <span class="stringliteral">&quot;%s----&gt; [ %012p -- %012p ] %s %s\n&quot;</span> , <a class="code hl_define" href="../../d0/d0e/misc_8hpp.html#afa7a41e86b5a1e570713a9b9bae068f0">TRED</a> , <span class="keyword">nullptr</span> , <span class="keyword">nullptr</span> ,symbols[i] , <a class="code hl_define" href="../../d0/d0e/misc_8hpp.html#ac0d4a58b35d49450ad09b7d84319a624">TNORMAL</a> );</div>
<div class="line"><a id="l00041" name="l00041"></a><span class="lineno">   41</span>        }  </div>
<div class="line"><a id="l00042" name="l00042"></a><span class="lineno">   42</span> </div>
<div class="line"><a id="l00043" name="l00043"></a><span class="lineno">   43</span>    }</div>
<div class="line"><a id="l00044" name="l00044"></a><span class="lineno">   44</span>    printf(<span class="stringliteral">&quot;%s-----------------------------------------------&lt;&lt; Callstack%s\n&quot;</span> , <a class="code hl_define" href="../../d0/d0e/misc_8hpp.html#afa7a41e86b5a1e570713a9b9bae068f0">TRED</a> , <a class="code hl_define" href="../../d0/d0e/misc_8hpp.html#ac0d4a58b35d49450ad09b7d84319a624">TNORMAL</a> );</div>
<div class="line"><a id="l00045" name="l00045"></a><span class="lineno">   45</span> </div>
<div class="line"><a id="l00046" name="l00046"></a><span class="lineno">   46</span>    free(symbols);</div>
<div class="line"><a id="l00047" name="l00047"></a><span class="lineno">   47</span><span class="preprocessor">#endif</span></div>
<div class="line"><a id="l00048" name="l00048"></a><span class="lineno">   48</span>}</div>
<div class="line"><a id="l00049" name="l00049"></a><span class="lineno">   49</span> </div>
<div class="line"><a id="l00050" name="l00050"></a><span class="lineno">   50</span><span class="preprocessor">#elif defined( WINNT ) || defined( WIN32 )</span></div>
<div class="line"><a id="l00051" name="l00051"></a><span class="lineno">   51</span><span class="preprocessor">#include &lt;windows.h&gt;</span></div>
<div class="line"><a id="l00052" name="l00052"></a><span class="lineno">   52</span><span class="preprocessor">#include &lt;DbgHelp.h&gt;</span></div>
<div class="line"><a id="l00053" name="l00053"></a><span class="lineno">   53</span><span class="keywordtype">void</span> debug :: printCallstack() {</div>
<div class="line"><a id="l00054" name="l00054"></a><span class="lineno">   54</span>   <span class="comment">/* void* callstack[CALLSTACK_DEEP];</span></div>
<div class="line"><a id="l00055" name="l00055"></a><span class="lineno">   55</span><span class="comment">    const int max_depth = sizeof(callstack) / sizeof(callstack[0]);</span></div>
<div class="line"><a id="l00056" name="l00056"></a><span class="lineno">   56</span><span class="comment"></span> </div>
<div class="line"><a id="l00057" name="l00057"></a><span class="lineno">   57</span><span class="comment">    HANDLE process = GetCurrentProcess();</span></div>
<div class="line"><a id="l00058" name="l00058"></a><span class="lineno">   58</span><span class="comment">    SymInitialize(process, NULL, TRUE);</span></div>
<div class="line"><a id="l00059" name="l00059"></a><span class="lineno">   59</span><span class="comment">    WORD frames = CaptureStackBackTrace(0, max_depth, callstack, NULL);</span></div>
<div class="line"><a id="l00060" name="l00060"></a><span class="lineno">   60</span><span class="comment"></span> </div>
<div class="line"><a id="l00061" name="l00061"></a><span class="lineno">   61</span><span class="comment">    MSG(&quot;\nCallstack:&quot; , TYELLOW );</span></div>
<div class="line"><a id="l00062" name="l00062"></a><span class="lineno">   62</span><span class="comment"></span> </div>
<div class="line"><a id="l00063" name="l00063"></a><span class="lineno">   63</span><span class="comment">    SYMBOL_INFO* symbol = (SYMBOL_INFO*)malloc(sizeof(SYMBOL_INFO) + 256 * sizeof(char));</span></div>
<div class="line"><a id="l00064" name="l00064"></a><span class="lineno">   64</span><span class="comment">    symbol-&gt;MaxNameLen = 255;</span></div>
<div class="line"><a id="l00065" name="l00065"></a><span class="lineno">   65</span><span class="comment">    symbol-&gt;SizeOfStruct = sizeof(SYMBOL_INFO);</span></div>
<div class="line"><a id="l00066" name="l00066"></a><span class="lineno">   66</span><span class="comment"></span> </div>
<div class="line"><a id="l00067" name="l00067"></a><span class="lineno">   67</span><span class="comment">    for (int i = 0; i &lt; frames; ++i) {</span></div>
<div class="line"><a id="l00068" name="l00068"></a><span class="lineno">   68</span><span class="comment">        SymFromAddr(process, (DWORD64)(callstack[i]), 0, symbol);</span></div>
<div class="line"><a id="l00069" name="l00069"></a><span class="lineno">   69</span><span class="comment">        MSG_1( &quot;%s 0X %p&quot;, TYELLOW, symbol-&gt;Name , (void*)symbol-&gt;Address );</span></div>
<div class="line"><a id="l00070" name="l00070"></a><span class="lineno">   70</span><span class="comment">    }</span></div>
<div class="line"><a id="l00071" name="l00071"></a><span class="lineno">   71</span><span class="comment"></span> </div>
<div class="line"><a id="l00072" name="l00072"></a><span class="lineno">   72</span><span class="comment">    free(symbol);</span></div>
<div class="line"><a id="l00073" name="l00073"></a><span class="lineno">   73</span><span class="comment">*/</span></div>
<div class="line"><a id="l00074" name="l00074"></a><span class="lineno">   74</span>}</div>
<div class="line"><a id="l00075" name="l00075"></a><span class="lineno">   75</span><span class="preprocessor">#endif</span></div>
<div class="ttc" id="aclasswheels_1_1backtrace_html"><div class="ttname"><a href="../../d5/d99/classwheels_1_1backtrace.html">wheels::backtrace</a></div><div class="ttdef"><b>定义</b> <a href="../../da/dfe/backtrace_8hpp_source.html#l00016">backtrace.hpp:17</a></div></div>
<div class="ttc" id="adebug_8cpp_html_aa44237f3099b8ffc7614600ebd488a60"><div class="ttname"><a href="../../d1/d00/debug_8cpp.html#aa44237f3099b8ffc7614600ebd488a60">CALLSTACK_DEEP</a></div><div class="ttdeci">#define CALLSTACK_DEEP</div><div class="ttdef"><b>定义</b> <a href="#l00009">debug.cpp:9</a></div></div>
<div class="ttc" id="adebug_8hpp_html"><div class="ttname"><a href="../../da/d7b/debug_8hpp.html">debug.hpp</a></div></div>
<div class="ttc" id="amisc_8hpp_html"><div class="ttname"><a href="../../d0/d0e/misc_8hpp.html">misc.hpp</a></div></div>
<div class="ttc" id="amisc_8hpp_html_ac0d4a58b35d49450ad09b7d84319a624"><div class="ttname"><a href="../../d0/d0e/misc_8hpp.html#ac0d4a58b35d49450ad09b7d84319a624">TNORMAL</a></div><div class="ttdeci">#define TNORMAL</div><div class="ttdef"><b>定义</b> <a href="../../d0/d0e/misc_8hpp_source.html#l00040">misc.hpp:40</a></div></div>
<div class="ttc" id="amisc_8hpp_html_afa7a41e86b5a1e570713a9b9bae068f0"><div class="ttname"><a href="../../d0/d0e/misc_8hpp.html#afa7a41e86b5a1e570713a9b9bae068f0">TRED</a></div><div class="ttdeci">#define TRED</div><div class="ttdoc">常用的一些工具算法或者定义</div><div class="ttdef"><b>定义</b> <a href="../../d0/d0e/misc_8hpp_source.html#l00033">misc.hpp:33</a></div></div>
<div class="ttc" id="anamespacewheels_html"><div class="ttname"><a href="../../df/d8d/namespacewheels.html">wheels</a></div><div class="ttdoc">堆栈信息读取和保存记录</div><div class="ttdef"><b>定义</b> <a href="../../d3/df7/ary__str_8hpp_source.html#l00006">ary_str.hpp:7</a></div></div>
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